Ethno-ornithology of the Ketengban people, Indonesian New Guinea / Jared Diamond and K. David Bishop -- Size as limiting the recognition of biodiversity in folkbiological classifications : one of four factors governing the cultural recognition of biological taxa / Eugene Hunn -- How a folkbotanical system can be both natural and comprehensive : one Maya Indian's view of the plant world / Brent Berlin -- Models of subsistence and ethnobiological knowledge : between extraction and cultivation in Southeast Asia / Roy Ellen -- Itzaj Maya folkbiological taxonomy : cognitive universals and cultural particulars / Scott Atran -- Inductive reasoning in folkbiological thought / John C. Coley ... [et al.] -- Dubbing ceremony revisited : object naming and categorization in infancy and early childhood / Sandra R. Waxman -- Mechanism and explanation in the development of biological thought : the case of disease / Frank C. Keil ... [et al.] -- Developmental perspective on informal biology / Giyoo Hatano and Kayoko Inagaki -- Mechanical causality in children's "folkbiology" / Terry Kit-fong Au and Laura F. Romo -- How biological is essentialism? / Susan A. Gelman and Lawrence A. Hirschfeld -- Natural kinds and supraorganismal individuals / Michael T. Ghiselin -- Are whales fish? / John DupreĢ -- Interdisciplinary dissonance / David L. Hull